Triple

T2572051
Position Surface form Disambiguated ID Type / Status
Subject St. Lawrence neighbourhood E57685 entity
Predicate hasLandmark P105 FINISHED
Object Flatiron Building (Gooderham Building)
The Flatiron Building, also known as the Gooderham Building, is a historic red-brick flatiron-shaped office building in downtown Toronto and one of the city's most recognizable architectural landmarks.
 E280554 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Flatiron Building (Gooderham Building) | Statement: [St. Lawrence neighbourhood, hasLandmark, Flatiron Building (Gooderham Building)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Flatiron Building (Gooderham Building)
Context triple: [St. Lawrence neighbourhood, hasLandmark, Flatiron Building (Gooderham Building)]
  • A. Flatiron Building
    The Flatiron Building is a famous triangular early skyscraper in Manhattan, renowned as an iconic symbol of New York City’s architectural history.
  • B. Johnson Building
    The Johnson Building is a modernist wing of the Boston Public Library’s Copley Square main branch, known for housing its contemporary collections and public services.
  • C. Bank of Manhattan Trust Building
    The Bank of Manhattan Trust Building, now commonly known as 40 Wall Street, is a historic neo-Gothic skyscraper in New York City's Financial District that was briefly one of the tallest buildings in the world.
  • D. Broadway–Chambers Building
    The Broadway–Chambers Building is an early 20th-century New York City skyscraper renowned for its Beaux-Arts design by architect Cass Gilbert.
  • E. Heckscher Building
    The Heckscher Building is a historic New York City skyscraper named for the philanthropically prominent Heckscher family.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Flatiron Building (Gooderham Building)
Triple: [St. Lawrence neighbourhood, hasLandmark, Flatiron Building (Gooderham Building)]
Generated description
The Flatiron Building, also known as the Gooderham Building, is a historic red-brick flatiron-shaped office building in downtown Toronto and one of the city's most recognizable architectural landmarks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Flatiron Building (Gooderham Building)
Target entity description: The Flatiron Building, also known as the Gooderham Building, is a historic red-brick flatiron-shaped office building in downtown Toronto and one of the city's most recognizable architectural landmarks.
  • A. Flatiron Building
    The Flatiron Building is a famous triangular early skyscraper in Manhattan, renowned as an iconic symbol of New York City’s architectural history.
  • B. Johnson Building
    The Johnson Building is a modernist wing of the Boston Public Library’s Copley Square main branch, known for housing its contemporary collections and public services.
  • C. Bank of Manhattan Trust Building
    The Bank of Manhattan Trust Building, now commonly known as 40 Wall Street, is a historic neo-Gothic skyscraper in New York City's Financial District that was briefly one of the tallest buildings in the world.
  • D. Broadway–Chambers Building
    The Broadway–Chambers Building is an early 20th-century New York City skyscraper renowned for its Beaux-Arts design by architect Cass Gilbert.
  • E. Heckscher Building
    The Heckscher Building is a historic New York City skyscraper named for the philanthropically prominent Heckscher family.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab4a51410081908501dcf8bad9adc4 completed March 6, 2026, 9:42 p.m.
NER Named-entity recognition batch_69abd383dce881909411a38c6d37bc3a completed March 7, 2026, 7:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69af657028f08190b461442bfc7489e1 completed March 10, 2026, 12:27 a.m.
NEDg Description generation batch_69af6de00ff48190ba9198e91276ec3d completed March 10, 2026, 1:03 a.m.
NED2 Entity disambiguation (via description) batch_69af6f55bbb481908f75d923caeb8a1c completed March 10, 2026, 1:09 a.m.
Created at: March 6, 2026, 9:48 p.m.